Grid-Tied Solar Kit with SMA Sunny Tripower 20kW Inverter. Solar power kit for a professionally designed installation. Grid-tied solar kit built around an SMA Sunny Tripower 20000TL three-phase inverter. Listed configuration includes 66 solar modules rated 340W each, DC cable and MC4 connection packs. Solar-module make and rating may vary with the supplied kit configuration. Roof mounting, installation and battery storage are not included.